Finding the Fourth Proportional to 1,267,601.56, 1,900,122.18 and 794,618.44
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Solution
The fourth proportional to 1,267,601.56, 1,900,122.18 and 794,618.44 is: 1,191,125.17
Step by Step Solution
- Step 1: Write the proportion equation
1,267,601.56 : 1,900,122.18 = 794,618.44 : x - Step 2: Convert to fraction form
1,267,601.56/1,900,122.18 = 794,618.44/x - Step 3: Cross multiply
1,267,601.56x = 1,900,122.18 × 794,618.44 - Step 4: Simplify right side
1,267,601.56x = 1,509,872,122,481.00 - Step 5: Solve for x
x = 1,509,872,122,481.00/1,267,601.56 - Step 6: Final answer
x = 1,191,125.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.